Machinery Manufacture and Maintenance

China Railway Tunnel Group Co., Ltd. has more than 5800 sets/pieces of large-scale construction machinery and equipment, including the advanced tunnel bridge and road base construction equipment, with a completed supporting system; power in total amounts to 600,000 KW. With Shield Machines and TBMs over 62 sets and with specialized institution on research & development, design and manufacturing special facilities for tunneling construction, CTG is the biggest Shield Machine and TBM contractor all over China and well-prepared for tunneling construction.